What is the next number in the sequence 16, 12, 9, 27/4 …

The hypotenuse of my right triangle is 12 and one of the angles is 45 degrees. What’s the length of the side adjacent to that angle?

X = { 7, 8, 9 }

Y = { 1, 3, 4 }

If x is a number from Series X and y is a number from Series Y, how many different values are possible for x – y?

What is 18% of 2/3 of 225?

Which of the following pairs do the two numbers add up to one?

I. (1/4) and (12/16)

II. -(1/2) and 2

III. (25/12) and -(39/36)

A chess team has 400 members of which 20% are female.

If the number of females on the team were to be reduced by 25%, what percent of the remaining members of the team would be men?

When the value 24 is divided by the positive integer x, the remainder is x – 4.

Which of the following could be the value of x?

A bacteria culture initially contains 30 bacteria and doubles every 6 hours. Approximately haw many hours does it take for the population of bacteria to reach 1000?

Each side of a cube is increased by 20%. What is the percentage increase of the cubes volume?

Sand is being loading into a shipping container and is being filled at a constant rate of 20 cubic feet per second.

If the container is 30 feet high, 40 feet wide and 60 feet long, approximately how many seconds does it take to fill the container with sand?